80233280

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1597}}^1$

素因数の和:1771

約数の個数: 56

約数和(自身を含む): 192392808

約数和(自身を除く): 112159528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 1597, 2512, 3140, 3194, 5024, 6280, 6388, 7985, 10048, 12560, 12776, 15970, 25120, 25552, 31940, 50240, 51104, 63880, 102208, 127760, 250729, 255520, 501458, 511040, 1002916, 1253645, 2005832, 2507290, 4011664, 5014580, 8023328, 10029160, 16046656, 20058320, 40116640, 80233280]

約数ペア:

[(1, 80233280), (2, 40116640), (4, 20058320), (5, 16046656), (8, 10029160), (10, 8023328), (16, 5014580), (20, 4011664), (32, 2507290), (40, 2005832), (64, 1253645), (80, 1002916), (157, 511040), (160, 501458), (314, 255520), (320, 250729), (628, 127760), (785, 102208), (1256, 63880), (1570, 51104), (1597, 50240), (2512, 31940), (3140, 25552), (3194, 25120), (5024, 15970), (6280, 12776), (6388, 12560), (7985, 10048)]